A-Level Maths (OCR)
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Pure Mathematics
Trigonometry
Trigonometric Identities
5:21
Understand and be able to use tan θ ≡ sin θ/cos θ and sin²θ + cos²θ ≡ 1.
Spec
1.05j
1237
questions for Pure Mathematics
247
questions for Trigonometry
This video covers the following point of the OCR specification.
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